police say 23-year-old paul ciancia walked into the terminal, pulled out a crime began rifle and began shooting. >> i just saw the gun, and i was just terrified like everybody else was and we're all just on the ground. >> 39-year-old tsa officer gerardo hernandez was killed. federal agents brought food to the hernandez family's home. neighbors say they were shocked. >> my heart goes out to them. i pray the lord will give them peace and strength. >> the head of the tsa will arrive today. he'll meet with hernandez's family as well as two of the other agents wounded in the shooting. >> ciancia appeared to have a grudge against the security agency. in a note found in the 23-year- old's bag he called himself aed off patriot and said he believed his constitutional rights were being violated by tsa searches. ciancia's father told police about a suicidal text message from his son. >> the text message was a message to the little brother and the way it was written he had some concern about it. >> ciancia's former los angeles roommates say they never suspected he was capable of such violence. edw